package com.gf.framework.common.utils.hashhash;

import java.util.*;

/**
 * @author gaofei
 * @date 2022/6/12 15:59
 */
public class HashHashMap<K1, K2, V> extends HashMap<K1, Map<K2, V>> implements IHashHashMap<K1, K2, V>{
    @Override
    public Map<K2, V> createSecondMap() {
        return new HashMap<>();
    }
}
